
Quick answer — Aimer worked on Natsume's Book of Friends Season 5 (Theme Song Performance), The Founder of Diabolism (Theme Song Performance), Natsume Yuujinchou Go Tokubetsu-hen (Theme Song Performance) and 5 more anime.
Aimer worked on Natsume's Book of Friends Season 5 (Theme Song Performance), The Founder of Diabolism (Theme Song Performance), Natsume Yuujinchou Go Tokubetsu-hen (Theme Song Performance), MOBILE SUIT GUNDAM UNICORN RE:0096 (Theme Song Performance), Kabaneri of the Iron Fortress: Light That Gathers (Theme Song Performance), No.6 (Theme Song Performance), Night World (Theme Song Performance), Natsuyuki Rendezvous (Theme Song Performance).